CN103812219B - A kind of many energy-accumulating power station associating long distance control systems - Google Patents
A kind of many energy-accumulating power station associating long distance control systems Download PDFInfo
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Abstract
The invention provides a kind of many energy-accumulating power station associating long distance control systems to comprise, the energy-accumulating power station running status of energy-accumulating power station Monitor And Control Subsystem to photovoltaic generating system is monitored in real time, and energy-accumulating power station real-time running data is sent to remote monitoring data platform; Remote monitoring data platform is monitored energy-accumulating power station real-time running data and is analyzed; Energy management subsystem, according to monitor data and analysis result, formulates the control strategy of energy-accumulating power station; The power adjustment instruction that energy-accumulating power station Monitor And Control Subsystem issues according to energy management subsystem, to exert oneself adjustment to energy-accumulating power station.Compared to the prior art, a kind of many energy-accumulating power station associating long distance control systems provided by the invention adopt the hierarchical monitoring of energy management subsystem-remote monitoring data platform-energy-accumulating power station Monitor And Control Subsystem, centralized and unified management pattern, guarantee that energy-accumulating power station is in efficient operating state, effectively extend the useful life of power equipment, make the work of daily monitoring and maintenance easier simultaneously.
Description
Technical field
The present invention relates to a kind of energy-accumulating power station supervisory control system, be specifically related to a kind of many energy-accumulating power station associating long distance control systems.
Background technology
In the last few years, the renewable energy power generation technology being representative with wind energy, solar energy obtains fast development in the whole world.But constantly expand along with range of application, randomness, the fluctuation problem of renewable energy power generation highlight gradually, have had a strong impact on the large-scale application of renewable energy power generation technology.Meanwhile, along with social economy's development, electricity needs increases rapidly, fail safe and diversified requirement more and more higher, these give electrical network economy safe operation propose very high requirement.
The research and development of energy storage technology is subject to the attention of the departments such as various countries' energy, traffic, electric power, telecommunication always, particularly energy storage technology largely solves randomness, the fluctuation problem of generation of electricity by new energy, the level and smooth output of generation of electricity by new energy can be realized, the fluctuation of line voltage, frequency and the phase place that can effectively regulate generation of electricity by new energy to cause, make large-scale wind power and solar power generation convenience, be reliably incorporated to normal grid, improve its economic benefit.In all kinds of energy storage memory technology, high capacity cell energy storage technology is the direction given priority to from now on.
Develop extensive energy storage technology, need to break through energy-storage system monitoring key technology.Energy storage monitoring is the senior control axis of whole energy-storage system, is responsible for the running status of the whole energy-storage system of monitoring, ensures that energy-storage system is in optimum operating state.Energy storage monitoring is the bridge of connection dispatching of power netwoks and energy-storage system, play the effect of uploading and assigning: receive dispatching of power netwoks instruction on the one hand, corresponding operation control strategy is formulated according to current system ruuning situation and extraneous application request, for the charge-discharge characteristic of energy-storage battery different in power station, rational energy management optimisation technique is adopted to decompose dispatching of power netwoks instruction to each energy-storage system, energy-storage battery charge-discharge performance is maximized the use, gives full play to energy-accumulating power station low-carbon (LC), economic advantage.On the other hand, energy storage monitor system monitors the running status of whole energy-storage system, analyze service data, guarantee that energy-storage system is in good working order, deliver to dispatching of power netwoks place by dispatching of power netwoks requirement by main for energy-accumulating power station real-time traffic information, for power grid security economical operation with reference to using simultaneously.
The energy-accumulating power station put into operation at present, from tens kilowatts to a few megawatt not etc., supporting energy storage monitor system majority can only be monitored in real time for station equipment, exerts oneself by external power instruction adjustment equipment in its installed capacity.Because current energy-accumulating power station capacity is less, grid-connected electric pressure is lower, and mostly is single power plant operation, participates in power system dispatching mobility limited, does not give full play to the advantage of its low-carbon economy.Therefore provide a kind of and be suitable for geographical position dispersion, electrical structure is different, and energy storage technology is polynary, in real time the machine operation of all energy-accumulating power stations of monitoring, statistics service data, the association system long-distance monitoring method of the energy-accumulating power station of assessment running status seems particularly important.
Summary of the invention
In order to meet the needs of prior art, the invention provides a kind of many energy-accumulating power station associating long distance control systems, described system comprises energy-accumulating power station Monitor And Control Subsystem, remote monitoring data platform and energy management subsystem;
The energy-accumulating power station running status of described energy-accumulating power station Monitor And Control Subsystem to photovoltaic generating system is monitored in real time, and energy-accumulating power station real-time running data is sent to described remote monitoring data platform;
Described remote monitoring data platform is monitored described energy-accumulating power station real-time running data and is analyzed, and monitor data and analysis result are sent to described energy management subsystem;
Described energy management subsystem, according to described monitor data and analysis result, formulates the control strategy of energy-accumulating power station; The power adjustment instruction that described energy-accumulating power station Monitor And Control Subsystem issues according to described energy management subsystem, to exert oneself adjustment to energy-accumulating power station.
Preferably, described remote monitoring data platform comprises the server based on Unix or Linux or Windows operating system; Described remote monitoring data platform comprises data acquisition unit, SCADA unit and data analysis unit;
The real-time running data that the communication module that described data acquisition unit gathers described energy-accumulating power station by cordless communication network is uploaded; Described SCADA unit carries out man-machine displaying by the form of curve, rod figure and form to described energy-accumulating power station real-time running data, in real time the described energy-accumulating power station of monitoring; Described data analysis unit carries out electric energy statistical analysis, Power Quality Detection analysis and economic analysis to described energy-accumulating power station real-time running data;
Preferably, described data acquisition unit comprises the data transmission interface of compatible CDT, XT9702, DL476-92, IEC101 and IEC104 communication protocol;
Preferably, described SCADA unit upgrades according to the data model of described real-time running data to described energy-accumulating power station, and described data model is stored into database; The energy type energy-storage system of described SCADA unit to described energy-accumulating power station goes out force value P
eforce value P is gone out with power-type energy-storage system
pcarry out calculating and adding up;
Preferably, carry out economic analysis to described energy-accumulating power station real-time running data to comprise:
According to magnitude of voltage and the temperature value of monomer energy-storage battery in described energy-accumulating power station, the operational mode of energy-storage battery is analyzed, the voltage-temperature consistency of monomer energy-storage battery described in energy type energy-storage system is analyzed, the voltage-temperature consistency of monomer energy-storage battery described in power-type energy-storage system is analyzed;
Preferably, described energy management subsystem comprises data acquisition process unit, SCADA monitoring unit, energy-accumulating power station running status assessment unit, energy-accumulating power station operation control unit and energy-accumulating power station optimal control unit;
Preferably, described data acquisition process unit receives the described real-time running data that described energy-accumulating power station is uploaded;
Described SCADA monitoring unit carries out man-machine displaying by the form of curve, rod figure and form to the real-time running data of described energy-accumulating power station, electric energy statistic analysis result, Power Quality Detection analysis result and economic analysis result, in real time the described energy-accumulating power station of monitoring; Described SCADA monitoring unit upgrades according to real-time running data, electric energy statistic analysis result, Power Quality Detection analysis result and the data model of economic analysis result to described energy-accumulating power station, and described data model is stored into database;
Described energy-accumulating power station runs monitor data that control unit sends according to described remote monitoring data platform and analysis result formulates the operational mode of many energy-accumulating power stations association system and the control strategy of energy-accumulating power station;
Described energy-accumulating power station optimal control unit, according to the geographical position of the charge-discharge characteristic of energy type energy-storage system and power-type energy-storage system in described energy-accumulating power station, charging and discharging capabilities and described energy-accumulating power station and running status, chooses energy-accumulating power station and the adjustment controlled quentity controlled variable of the adjustment that needs to carry out to exert oneself;
Described energy-accumulating power station running status assessment unit is analyzed the operating state of power equipment in described energy-accumulating power station and the actual motion state of described energy-accumulating power station according to described energy-accumulating power station real-time running data, and analysis result is sent to described energy-accumulating power station optimal control unit and grid dispatching center;
Preferably, described energy-accumulating power station Monitor And Control Subsystem is arranged in described energy-accumulating power station, and the power adjustment instruction issued according to described energy management subsystem adjusts operation on the spot to described energy-accumulating power station; Described energy-accumulating power station Monitor And Control Subsystem comprises data acquisition server, monitor workstation and communication module;
The real-time running data of described energy-accumulating power station is sent to described monitor workstation, described data acquisition unit and described energy management subsystem by described communication module by described data acquisition server; Described real-time running data comprises the analog signals of described energy-accumulating power station, digital quantity signal, electricity signal, state quantity signal, alarm signal, actuating signal and non-remote motion signal;
Described monitor workstation is that monitor staff carries out monitoring and the described man-machine interactive platform adjusting operation on the spot to described energy-accumulating power station.
Compared with immediate prior art, excellent effect of the present invention is:
1, in technical solution of the present invention, adopt remote monitoring data platform to receive administrative energy-accumulating power station information, realize controlling the panorama of energy-accumulating power station, realize energy-accumulating power station unattended; There is provided in real time, the inquiry of historical data, retrieval, curve and form; By remote monitoring data platform can Long-distance Control energy-accumulating power station open machine/shutdown, control booster stations primary equipments; Exerting oneself of long-range adjustment energy-accumulating power station, meets the power demand of external electrical network to many energy-accumulating power stations association system; Graphical supervision, alarm, simple state detects, and communicates with Production MIS, energy-accumulating power station operating analysis, safe WEB data publication, System right management and the report generation of energy-accumulating power station operation information and analysis, statistical computation;
2, in technical solution of the present invention, energy management subsystem realizes many energy-accumulating power stations overall view monitoring by building energy-accumulating power station information model, comprise to the data of many energy-accumulating power stations carry out alarm, curve display and report capability is provided, multi-layer optimized control is carried out to many energy-accumulating power stations association system, the service data of graphical representation many energy-accumulating power stations association system and to energy-accumulating power station operational diagnostics and state estimation;
3, one provided by the invention many energy-accumulating power station associatings long distance control system, upper strata is adopted to be energy management subsystem, centre is remote monitoring data platform, lower floor is the hierarchical control mode of energy-accumulating power station Monitor And Control Subsystem, carry out hierarchical monitoring, centralized and unified management pattern, can make energy-accumulating power station be in the operating state of efficient and healthful, effectively extend the useful life of power equipment, make the work of daily monitoring and maintenance easier simultaneously;
4, one provided by the invention many energy-accumulating power station associatings long distance control system, carries out effective joint-monitoring to the energy-accumulating power station that energy type energy-storage system combines with power-type energy-storage system, can meet any demand of dispatching of power netwoks, fast response time;
5, one provided by the invention many energy-accumulating power station associatings long distance control system, energy-accumulating power station Monitor And Control Subsystem-remote monitoring data platform-energy management subsystem can realize energy in bidirectional flow, improve power equipment utilance high, decrease the spinning reserve capacity in electrical network, alleviate the investment of electrical network renewal needed for power equipment, thus while ensureing safe operation of electric network, reduce the scheduling expense of electrical network;
6, one provided by the invention many energy-accumulating power station associatings long distance control system, disperseed in geographical position, energy storage technology is inconsistent and Power station structure is different multiple energy-accumulating power stations are integrated into a controllable and many energy-accumulating power stations association system; Internal each energy-accumulating power station can meet the optimization that local need for electricity reaches economic interests simultaneously; External many energy-accumulating power stations association system is a single controllable, accepts upper strata dispatching of power netwoks, plays an active part in the energy exchange of external electrical network.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described.
Fig. 1 is: a kind of many energy-accumulating power station associating long distance control system hardware structure diagrams in the embodiment of the present invention;
Fig. 2 is: energy-accumulating power station structure chart in the embodiment of the present invention;
Fig. 3 is: embodiment of the present invention medium-long range data monitoring platform schematic diagram;
Fig. 4 is: energy management subsystem schematic diagram in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is clearly and completely described.
The invention provides a kind of energy-accumulating power station geographical position that is suitable for disperse, electrical structure is different, the associating long distance control system of many energy-accumulating power stations association system that energy storage technology is polynary, as Fig. 1 shows the hardware structure diagram of many energy-accumulating power station associating long distance control systems in the present embodiment, wherein: many energy-accumulating power station associating long distance control systems comprise energy-accumulating power station Monitor And Control Subsystem, remote monitoring data platform, energy management subsystem;
In the present embodiment, energy-accumulating power station Monitor And Control Subsystem comprises monitor workstation, maintenance work station, GPS device, front server and switch; Remote monitoring data platform comprises SCADA server and data server; Energy management subsystem and grid dispatching center keep communicating to connect; Energy-accumulating power station Monitor And Control Subsystem is connected with remote monitoring data platform, energy management subsystem by cordless communication network or physical communication network;
Many energy-accumulating power stations association system is made up of multiple energy-accumulating power station, and Fig. 2 shows the structure chart of the energy storage branch road of energy-accumulating power station; Energy-accumulating power station Monitor And Control Subsystem is monitored in real time in units of energy storage branch road, and its real-time running data is sent to remote monitoring data platform and energy management subsystem;
The real-time running data of energy-accumulating power station comprises:
1.: battery pile terminal voltage, charge-discharge electric power, state-of-charge (SOC), health status (SOH), chargeable amount and can discharge capacity; The administrative each battery strings electric current of battery pile, charge-discharge electric power, state-of-charge (SOC), health status (SOH), control model (long-range/on the spot) and running status (cold standby/hot standby/run);
2.: the three-phase voltage that two way convertor AC exports, three-phase current, active power, reactive power, AC side Power Factor and DC voltage, DC side electric current, DC side power, operating state (open/stop), operational mode (and/from net) and running status (discharge and recharge);
3.: the folding condition of branch switch, voltage, electric current and frequency;
4.: the current energy output of energy storage branch road, work as daily generation, accumulated generation amount and electric energy meter state.
5.: the chargeable amount of the voltage of energy-accumulating power station side, electric current, frequency, power factor, active power, reactive power, energy-accumulating power station and energy-accumulating power station can discharge capacities;
6.: the voltage of external power grid side, electric current, frequency, power factor, active power and reactive power;
7.: the folding condition of grid-connected switch, guard mode;
8.: active power, reactive power, power factor and electric energy meter state that energy storage branch road is current.
The real-time running data of many energy-accumulating power stations association system comprises: system gross capability, total chargeable capacity and always can discharge capacity.
(1): energy-accumulating power station Monitor And Control Subsystem
The energy-accumulating power station running status of energy-accumulating power station Monitor And Control Subsystem to photovoltaic generating system is monitored in real time, and energy-accumulating power station real-time running data is sent to remote monitoring data platform; Energy-accumulating power station Monitor And Control Subsystem is arranged in energy-accumulating power station, and the power adjustment instruction issued according to energy management subsystem adjusts operation on the spot to energy-accumulating power station; Energy-accumulating power station Monitor And Control Subsystem comprises data acquisition server, monitor workstation and communication module;
1.: the real-time running data of energy-accumulating power station is sent to monitor workstation, the data acquisition unit of remote monitoring data platform and energy management subsystem by communication module by data acquisition server; In the present embodiment, real-time running data comprises the analog signals of energy-accumulating power station real-time running data, digital quantity signal, electricity signal, state quantity signal, alarm signal, actuating signal and non-remote motion signal;
2.: monitor workstation is that monitor staff monitors energy-accumulating power station and performs the man-machine interactive platform adjusting operation on the spot.
(2): remote monitoring data platform
Remote monitoring data platform is monitored energy-accumulating power station real-time running data and is analyzed, and monitor data and analysis result are sent to energy management subsystem; Remote monitoring data platform comprises the server based on Unix or Linux or Windows operating system as shown in Figure 3; And based on the data acquisition unit of described server, SCADA unit and data analysis unit;
1.: the real-time running data that the communication module that data acquisition unit gathers energy-accumulating power station by cordless communication network is uploaded; Data acquisition unit comprises the data transmission interface of compatible CDT, XT9702, DL476-92, IEC101 and IEC104 communication protocol;
2.: SCADA unit carries out man-machine displaying by the form of curve, rod figure and form to energy-accumulating power station real-time running data, monitors energy-accumulating power station in real time; SCADA unit upgrades according to the data model of real-time running data to energy-accumulating power station, and data model is stored into database; The energy type energy-storage system of SCADA unit to energy-accumulating power station goes out force value P
eforce value P is gone out with power-type energy-storage system
pcarry out calculating and adding up.
3.: data analysis unit carries out electric energy statistical analysis, Power Quality Detection analysis and economic analysis to energy-accumulating power station real-time running data; Energy-accumulating power station real-time running data carries out economic analysis and comprises:
According to magnitude of voltage and the temperature value of monomer energy-storage battery in energy-accumulating power station, the operational mode of energy-storage battery is analyzed, the voltage-temperature consistency of monomer energy-storage battery in energy type energy-storage system is analyzed, the voltage-temperature consistency of monomer energy-storage battery in power-type energy-storage system is analyzed.
Adopt remote monitoring data platform to receive administrative energy-accumulating power station information, realize controlling the panorama of energy-accumulating power station, realize energy-accumulating power station unattended; There is provided in real time, the inquiry of historical data, retrieval, curve and form; By remote monitoring data platform can Long-distance Control energy-accumulating power station open machine/shutdown, control booster stations primary equipments; Exerting oneself of long-range adjustment energy-accumulating power station, meets the power demand of external electrical network to many energy-accumulating power stations association system; Graphical supervision, alarm, simple state detects, and communicates with Production MIS, energy-accumulating power station operating analysis, safe WEB data publication, System right management and the report generation of energy-accumulating power station operation information and analysis, statistical computation.
(3): energy management subsystem
Energy management subsystem, according to monitor data and analysis result, formulates the control strategy of energy-accumulating power station; The power adjustment instruction that energy-accumulating power station Monitor And Control Subsystem issues according to energy management subsystem, to exert oneself adjustment to energy-accumulating power station; Energy management subsystem comprises data acquisition process unit, SCADA monitoring unit, energy-accumulating power station running status assessment unit, energy-accumulating power station operation control unit and energy-accumulating power station optimal control unit as shown in Figure 4;
1.: data acquisition process unit receives the described real-time running data that energy-accumulating power station is uploaded; Set up the energy-accumulating power station information model meeting associated international standards according to IEC61850-7-420, this model comprises electric equipment (switch, transformer, bus), the real time execution parameter of the field apparatus such as energy accumulation current converter and battery pile; Energy management subsystem, on the basis gathering above-mentioned real time execution parameter, improves energy-accumulating power station information model automatically; Energy management subsystem comprises can the maintenance tool of typing energy-accumulating power station information model parameter easily, describes the composition structure of energy-accumulating power station flexibly.
2.: SCADA monitoring unit carries out man-machine displaying by the form of curve, rod figure and form to the real-time running data of energy-accumulating power station, electric energy statistic analysis result, Power Quality Detection analysis result and economic analysis result, monitors energy-accumulating power station in real time; SCADA monitoring unit upgrades according to real-time running data, electric energy statistic analysis result, Power Quality Detection analysis result and the data model of economic analysis result to energy-accumulating power station, and data model is stored into database;
3.: the monitor data that energy-accumulating power station operation control unit foundation remote monitoring data platform sends and analysis result formulate the operational mode of many energy-accumulating power stations association system and the control strategy of energy-accumulating power station;
Many energy-accumulating power stations association system is the logical collection of multiple energy-accumulating power station, comprises grid-connected and from net two kinds of operational modes; The operation control method of many energy-accumulating power stations association system comprise control of being incorporated into the power networks, from network operation control and/control from net switchover operation and control from/grid-connected switchover operation;
Be incorporated into the power networks control time, the control strategy of energy-accumulating power station comprises Baseline Control Strategy and Compound Control Strategy; Baseline Control Strategy comprises active power controller, Reactive Power Control and power quality controlling; Compound Control Strategy is the combined strategy of above-mentioned Baseline Control Strategy, or is optimized the control strategy of adjustment for concrete energy-accumulating power station;
When many energy-accumulating power stations association system is incorporated into the power networks, the real-time running data of many energy-accumulating power station associating long distance control system real-time analysis energy-accumulating power stations, when detecting that external electrical network breaks down or receives switching command, the running status of many energy-accumulating power station associating long distance control systems to current many energy-accumulating power stations association system is analyzed, and the associate power equipment controlled in energy-accumulating power station completes also/switches from network operation pattern in certain sequence, thus many energy-accumulating power stations association system enters and stablizes from Running State.
When controlling from network operation, owing to not having external electrical network to provide voltage/frequency, so need each energy-accumulating power station mutually to coordinate, run according to the voltage/frequency parameter of specifying, therefore the control strategy prioritizing selection of energy-accumulating power station is active power controller, is secondly Reactive Power Control and power quality controlling;
When many energy-accumulating power stations association system is from network operation, many energy-accumulating power station associating long distance control systems detect external electrical network running status in real time, after external electrical network restores electricity, many energy-accumulating power stations associating long distance control system starts from/grid-connect mode changeover program, and the associate power equipment controlled in energy-accumulating power station completes and switches from/grid-connect mode in certain sequence, thus many energy-accumulating power stations association system enters the stable state that is incorporated into the power networks.
4.: energy-accumulating power station optimal control unit, according to the geographical position of the charge-discharge characteristic of energy type energy-storage system in energy-accumulating power station and power-type energy-storage system, charging and discharging capabilities and energy-accumulating power station and running status, chooses energy-accumulating power station and the adjustment controlled quentity controlled variable of the adjustment that needs to carry out to exert oneself;
Energy-accumulating power station optimal control unit according to energy-accumulating power station in many energy-accumulating power stations association system modeling and adjustment controlled quentity controlled variable to need exert oneself adjustment energy-accumulating power station adjust; Meanwhile, when many energy-accumulating power stations association system is incorporated into the power networks, energy-accumulating power station optimal control unit can receive the power adjustment instruction that grid dispatching center issues according to electrical network and load practical operation situation, to guarantee that electrical network normally runs;
5.: energy-accumulating power station running status assessment unit is analyzed according to the actual motion state of energy-accumulating power station real-time running data to the operating state of power equipment in energy-accumulating power station and energy-accumulating power station, and analysis result is sent to energy-accumulating power station optimal control unit and grid dispatching center.
Energy management subsystem can realize many energy-accumulating power stations overall view monitoring, namely comprises:
A, the data alarm realizing many energy-accumulating power stations, curve display, report capability, and the ruuning situation of many energy-accumulating power stations association system is browsed by graphics system and running tool, statistical analysis is carried out to the basic ruuning situation of many energy-accumulating power stations association system, and relevant setting and control operation can be carried out to many energy-accumulating power stations association system;
B, multi-layer optimized control is carried out to many energy-accumulating power stations association system, comprise the optimal control to many energy-accumulating power stations association system, energy-accumulating power station and energy storage branch road.Optimal control comprises artificial setup control and planned dispatching controls; Artificial setup control is by independent man-machine interface program or the dialog box by associating with graphics system, set the charge/discharge operation mode of each energy storage branch road in the overall or energy-accumulating power station of many energy-accumulating power stations association system or energy-accumulating power station, charge-discharge electric power, start and stop energy storage branch road, change energy storage branch road grid-connected/from network operation pattern; Planned dispatching controls the association system overall discharge and recharge operation plan curve provided according to higher level's dispatching of power netwoks, by analyzing the ruuning situation of administrative association system, through optimizing the discharge and recharge Plan Curve calculating and provide each energy-accumulating power station, charging and discharging curve controls the discharge and recharge of each energy-accumulating power station according to plan, realizes on-line automatic setting closed-loop control;
The service data of c, graphical representation many energy-accumulating power stations association system, logical topology, electrical wiring, discharge and recharge monitoring and controlling, energy storage branch road figure, PCS figure of many energy-accumulating power stations association system is shown, battery pile figure, communication topology, power station brief introduction by graphics system; By data display tool layering, the classification of customization, automatically carry out display and the displaying of details according to many energy-accumulating power stations association system-energy-accumulating power station-energy storage branch road-energy storage device, particularly panoramic information displaying is carried out to the cell voltage of energy-storage battery, temperature;
D, to energy-accumulating power station operational diagnostics and state estimation; By monitoring each cell voltage of battery pile/battery strings in energy-accumulating power station, provide misoperation warning information; By monitoring the distribution of energy-storage battery stack temperature, provide temperature warning information; By monitoring SOC, SOH of battery pile/battery strings, discharge and recharge number of times, provides and overcharges, cross put, service life and economical evaluation index; By monitoring AC/DC and DC/DC energy accumulation current converter machine operation, provide misoperation warning information.
(4) be positioned at A, B two energy-accumulating power stations of zones of different in the embodiment of the present invention, according to the power adjustment instruction that grid dispatching center issues to many energy-accumulating power station associating long distance control systems, namely require to charge in subsequent time A power station, performance number is some; Discharge in B power station, performance number is some.After many energy-accumulating power station associating long distance control systems accept power adjustment instruction, call energy management subsystem to respond power adjustment instruction, main contents comprise the real-time running state checking current A, B energy-accumulating power station, whether verification power adjustment instruction exceeds the maximum discharge and recharge scope of A, B energy-accumulating power station, and the power adjustment instruction exceeding discharge and recharge scope is revised, be new dispatch command etc. with current maximum charge-discharge power.Gauged power adjustment instruction is forwarded to each energy-accumulating power station energy-accumulating power station Monitor And Control Subsystem on the spot by energy management subsystem respectively, performs power adjustment instruction by each energy-accumulating power station Monitor And Control Subsystem.
Finally should be noted that: described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the application's protection.
Claims (4)
1. the associating of energy-accumulating power station a more than long distance control system, it is characterized in that, described system comprises energy-accumulating power station Monitor And Control Subsystem, remote monitoring data platform and energy management subsystem;
The energy-accumulating power station running status of described energy-accumulating power station Monitor And Control Subsystem to photovoltaic generating system is monitored in real time, and energy-accumulating power station real-time running data is sent to described remote monitoring data platform;
Described remote monitoring data platform is monitored described energy-accumulating power station real-time running data and is analyzed, and monitor data and analysis result are sent to described energy management subsystem;
Described energy management subsystem, according to described monitor data and analysis result, formulates the control strategy of energy-accumulating power station; The power adjustment instruction that described energy-accumulating power station Monitor And Control Subsystem issues according to described energy management subsystem, to exert oneself adjustment to energy-accumulating power station;
Described remote monitoring data platform comprises the server based on Unix or Linux or Windows operating system; Described remote monitoring data platform comprises data acquisition unit, SCADA unit and data analysis unit;
The real-time running data that the communication module that described data acquisition unit gathers described energy-accumulating power station by cordless communication network is uploaded; Described SCADA unit carries out man-machine displaying by the form of curve, rod figure and form to described energy-accumulating power station real-time running data, in real time the described energy-accumulating power station of monitoring; Described data analysis unit carries out electric energy statistical analysis, Power Quality Detection analysis and economic analysis to described energy-accumulating power station real-time running data;
Described SCADA unit upgrades according to the data model of described real-time running data to described energy-accumulating power station, and described data model is stored into database; The energy type energy-storage system of described SCADA unit to described energy-accumulating power station goes out force value P
eforce value P is gone out with power-type energy-storage system
pcarry out calculating and adding up;
Carry out economic analysis to described energy-accumulating power station real-time running data to comprise:
According to magnitude of voltage and the temperature value of monomer energy-storage battery in described energy-accumulating power station, the operational mode of energy-storage battery is analyzed, the voltage-temperature consistency of monomer energy-storage battery described in energy type energy-storage system is analyzed, the voltage-temperature consistency of monomer energy-storage battery described in power-type energy-storage system is analyzed;
Described energy management subsystem comprises data acquisition process unit, SCADA monitoring unit, energy-accumulating power station running status assessment unit, energy-accumulating power station operation control unit and energy-accumulating power station optimal control unit.
2. a kind of many energy-accumulating power station associating long distance control systems as claimed in claim 1, it is characterized in that, described data acquisition unit comprises the data transmission interface of compatible CDT, XT9702, DL476-92, IEC101 and IEC104 communication protocol.
3. a kind of many energy-accumulating power station associating long distance control systems as claimed in claim 1, it is characterized in that, described data acquisition process unit receives the described real-time running data that described energy-accumulating power station is uploaded;
Described SCADA monitoring unit carries out man-machine displaying by the form of curve, rod figure and form to the real-time running data of described energy-accumulating power station, electric energy statistic analysis result, Power Quality Detection analysis result and economic analysis result, in real time the described energy-accumulating power station of monitoring; Described SCADA monitoring unit upgrades according to real-time running data, electric energy statistic analysis result, Power Quality Detection analysis result and the data model of economic analysis result to described energy-accumulating power station, and described data model is stored into database;
Described energy-accumulating power station runs monitor data that control unit sends according to described remote monitoring data platform and analysis result formulates the operational mode of many energy-accumulating power stations association system and the control strategy of energy-accumulating power station;
Described energy-accumulating power station optimal control unit, according to the geographical position of the charge-discharge characteristic of energy type energy-storage system and power-type energy-storage system in described energy-accumulating power station, charging and discharging capabilities and described energy-accumulating power station and running status, chooses energy-accumulating power station and the adjustment controlled quentity controlled variable of the adjustment that needs to carry out to exert oneself;
Described energy-accumulating power station running status assessment unit is analyzed the operating state of power equipment in described energy-accumulating power station and the actual motion state of described energy-accumulating power station according to described energy-accumulating power station real-time running data, and analysis result is sent to described energy-accumulating power station optimal control unit and grid dispatching center.
4. a kind of many energy-accumulating power station associating long distance control systems as claimed in claim 1, it is characterized in that, described energy-accumulating power station Monitor And Control Subsystem is arranged in described energy-accumulating power station, and the power adjustment instruction issued according to described energy management subsystem adjusts operation on the spot to described energy-accumulating power station; Described energy-accumulating power station Monitor And Control Subsystem comprises data acquisition server, monitor workstation and communication module;
The real-time running data of described energy-accumulating power station is sent to described monitor workstation, described remote monitoring data platform and described energy management subsystem by described communication module by described data acquisition server; Described real-time running data comprises the analog signals of described energy-accumulating power station, digital quantity signal, electricity signal, state quantity signal, alarm signal, actuating signal and non-remote motion signal;
Described monitor workstation is that monitor staff carries out monitoring and the described man-machine interactive platform adjusting operation on the spot to described energy-accumulating power station.
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| CN115441587B (en) * | 2022-09-20 | 2023-11-17 | 北京双登慧峰聚能科技有限公司 | Energy storage system energy management device and method applied to power unstable load |
| CN116345501B (en) * | 2023-02-06 | 2023-11-17 | 北京东润环能科技股份有限公司 | Energy storage operation method and device of new energy electric field, storage medium and electronic equipment |
| CN115986797B (en) * | 2023-02-14 | 2023-06-06 | 南京沐儒检测认证有限公司 | New energy station electrochemical energy storage system grid-connected performance detection method, device and system based on multipoint synchronous test |
| CN116609685A (en) * | 2023-03-02 | 2023-08-18 | 北京双登慧峰聚能科技有限公司 | Monitoring method and system applied to liquid cooling energy storage system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5179376A (en) * | 1991-02-28 | 1993-01-12 | Systems Analysis And Integration, Inc. | Substation load distribution monitor system |
| KR100964296B1 (en) * | 2009-12-15 | 2010-06-16 | 한국전력거래소 | A data acquisition and supervisory control system |
| CN102751788A (en) * | 2012-07-10 | 2012-10-24 | 上海市电力公司 | Distribution-type power supply monitoring system |
| CN202586493U (en) * | 2011-09-25 | 2012-12-05 | 国网电力科学研究院 | Micro electrical network energy management system |
-
2014
- 2014-02-14 CN CN201410050595.1A patent/CN103812219B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5179376A (en) * | 1991-02-28 | 1993-01-12 | Systems Analysis And Integration, Inc. | Substation load distribution monitor system |
| KR100964296B1 (en) * | 2009-12-15 | 2010-06-16 | 한국전력거래소 | A data acquisition and supervisory control system |
| CN202586493U (en) * | 2011-09-25 | 2012-12-05 | 国网电力科学研究院 | Micro electrical network energy management system |
| CN102751788A (en) * | 2012-07-10 | 2012-10-24 | 上海市电力公司 | Distribution-type power supply monitoring system |
Non-Patent Citations (1)
| Title |
|---|
| 镍氢电池储能监控系统的开发与应用;张宇等;《供用电》;20110630;第28卷(第3期);第5-8页，以及图1至图5 * |
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